Home / 1,436,471.28-1,982,343.78-791,914.59

Finding the Fourth Proportional to 1,436,471.28, 1,982,343.78 and 791,914.59

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Solution

The fourth proportional to 1,436,471.28, 1,982,343.78 and 791,914.59 is: 1,092,849.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,471.28 : 1,982,343.78 = 791,914.59 : x
  2. Step 2: Convert to fraction form
    1,436,471.28/1,982,343.78 = 791,914.59/x
  3. Step 3: Cross multiply
    1,436,471.28x = 1,982,343.78 × 791,914.59
  4. Step 4: Simplify right side
    1,436,471.28x = 1,569,846,961,777.75
  5. Step 5: Solve for x
    x = 1,569,846,961,777.75/1,436,471.28
  6. Step 6: Final answer
    x = 1,092,849.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.